package org.apache.maven.repository.internal;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

import javax.inject.Named;
import javax.inject.Singleton;

import org.apache.maven.model.building.DefaultModelBuilderFactory;
import org.apache.maven.model.building.ModelBuilder;
import org.eclipse.aether.impl.AetherModule;
import org.eclipse.aether.impl.ArtifactDescriptorReader;
import org.eclipse.aether.impl.MetadataGeneratorFactory;
import org.eclipse.aether.impl.VersionRangeResolver;
import org.eclipse.aether.impl.VersionResolver;

import com.google.inject.AbstractModule;
import com.google.inject.Provides;
import com.google.inject.name.Names;

public final class MavenAetherModule extends AbstractModule {

  @Override
  protected void configure() {
    install(new AetherModule());
    bind(ArtifactDescriptorReader.class) //
        .to(DefaultArtifactDescriptorReader.class).in(Singleton.class);
    bind(VersionResolver.class) //
        .to(DefaultVersionResolver.class).in(Singleton.class);
    bind(VersionRangeResolver.class) //
        .to(DefaultVersionRangeResolver.class).in(Singleton.class);
    bind(MetadataGeneratorFactory.class).annotatedWith(Names.named("snapshot")) //
        .to(SnapshotMetadataGeneratorFactory.class).in(Singleton.class);
    bind(MetadataGeneratorFactory.class).annotatedWith(Names.named("versions")) //
        .to(VersionsMetadataGeneratorFactory.class).in(Singleton.class);
    bind(ModelBuilder.class) //
        .toInstance(new DefaultModelBuilderFactory().newInstance());
  }

  @Provides
  @Singleton
  Set<MetadataGeneratorFactory> provideMetadataGeneratorFactories(@Named("snapshot") MetadataGeneratorFactory snapshot,
      @Named("versions") MetadataGeneratorFactory versions) {
    Set<MetadataGeneratorFactory> factories = new HashSet<MetadataGeneratorFactory>();
    factories.add(snapshot);
    factories.add(versions);
    return Collections.unmodifiableSet(factories);
  }

}
